[dpdk-stable] [PATCH v2 1/2] eal/x86: fix some CPU extended features definitions

David Marchand david.marchand at redhat.com
Tue Oct 12 21:06:16 CEST 2021


On Fri, Oct 8, 2021 at 2:07 PM David Marchand <david.marchand at redhat.com> wrote:
>
> Caught while checking CPUID related stuff in OVS.
>
> According to [1], for Structured Extended Feature Flags Enumeration Leaf
> (EAX = 0x07H, ECX = 0):
>
> - BMI1 is associated to EBX, bit 3 (was incorrectly 2),
> - SMEP is associated to EBX, bit 7 (was incorrectly 6),
> - BMI2 is associated to EBX, bit 8 (was incorrectly 7),
> - ERMS is associated to EBX, bit 9 (was incorrectly 8),
>
> 1: https://software.intel.com/sites/default/files/managed/c5/15/architecture-instruction-set-extensions-programming-reference.pdf
>
> Fixes: af75078fece3 ("first public release")
> Cc: stable at dpdk.org
>
> Signed-off-by: David Marchand <david.marchand at redhat.com>
> Acked-by: Bruce Richardson <bruce.richardson at intel.com>

Series applied, thanks.


-- 
David Marchand



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